74ACT573B

Latches Overview

The STMicroelectronics 74ACT573B is an octal D-type latch with three-state non-inverted outputs, fabricated using advanced sub-micron silicon gate C2MOS technology. Designed for high-speed applications, it operates within a supply voltage range of 4.5V to 5.5V. The device features low power dissipation and balanced propagation delays. It provides symmetrical output impedance and is compatible with TTL outputs, allowing direct interfacing with High-Speed CMOS systems.

Latches Feature Summary

• Octal D-type latch configuration with three-state non-inverted outputs
• High-speed operation utilizing advanced sub-micron silicon gate C2MOS technology
• Direct interface compatibility with TTL and NMOS components
• Balanced propagation delays and symmetrical output impedance

Latches Applications

• High-speed data buffering in digital logic circuits
• Memory address latching in computer systems
• Parallel data storage in microprocessor-based designs
• Interface bridging between CMOS and TTL logic families

Latches Procurement Notes

Verify the specific package type required, as the 'B' suffix denotes the DIP-20 variant. Confirm current availability status, as this component may be classified as obsolete. Ensure that the operating conditions align with the specified 4.5V to 5.5V supply voltage range and temperature limits before finalizing procurement orders.

Latches Selection Notes

Select this component when an octal latch with three-state control is required for high-speed digital applications. It is suitable for designs needing direct TTL compatibility and low power consumption. Consider the DIP-20 package for through-hole mounting requirements. Evaluate system timing constraints against the specified propagation delay characteristics.

Latches Part Context

This part belongs to the 74ACT series of advanced CMOS logic devices. It serves as a standard octal latch solution for general-purpose digital electronics. The device complements other logic family members by providing robust data storage capabilities with high noise immunity and fast switching speeds typical of ACT technology.

Latches Replacement Considerations

Check for functional equivalents from other manufacturers offering 74ACT573 specifications. Verify pinout compatibility and electrical parameters such as propagation delay and output drive strength. Ensure the replacement supports the same DIP-20 package if physical footprint retention is necessary.